Security sensor for a door or a window



FIG. 1 is a perspective view of a security sensor for a door or a windowshowing our new design;

FIG. 2 is a front side elevational view thereof;

FIG. 3 is a rear side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines illustrate portions of the security sensor for a dooror a window that form no part of the claimed design.

CLAIM The ornamental design for a security sensor for a door or awindow, as shown and described.